package nextoffer.baidu;

import java.util.HashMap;
import java.util.Map;

public class Hello {

    public static void main(String[] args) {
        Map<int[],Integer> map = new HashMap<>();
        map.put(new int[]{2,3} , 1);
        System.out.println(map.get(new int[]{2, 3}));
    }
}
